CN210121595U

CN210121595U - Dust removal channel structure based on infrared detection

Info

Publication number: CN210121595U
Application number: CN201920510588.3U
Authority: CN
Inventors: 刘娜
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-15
Filing date: 2019-04-15
Publication date: 2020-03-03
Anticipated expiration: 2029-04-15

Abstract

The utility model discloses a dust removal channel structure based on infrared detection, it includes clean room main part and main control unit, the left and right sides of first clean room is equipped with a plurality of air nozzles, the bottom of first clean room is equipped with sole dust removal mechanism, the upper surface that sole dust removal mechanism was laid by coarse grain cleaning plate and bottom dust removal mouth interval and is made, the top surface of first clean room is equipped with infrared induction system, infrared induction system is including pyroelectric infrared sensor, can be in presetting reciprocal wobbling pendulum rod in the angle, pendulum rod electro-magnet and elastic component, main control unit is used for controlling the reciprocal swing of pendulum rod electro-magnet, and receive the signal of telecommunication that pyroelectric infrared sensor gathered, and when pyroelectric infrared sensor senses the human body, control relevant position's air nozzle and bottom dust removal mouth are opened. The utility model discloses help reducing the energy consumption, human automated inspection function has simultaneously, and then automatic control dust removal operating condition.

Description

Dust removal channel structure based on infrared detection

Technical Field

The utility model relates to a dust collecting equipment especially relates to a dust removal access structure based on infrared detection.

Background

The dust removing chamber is a cleaning device for human body carrying dust, which is usually installed in a clean room of a factory, and removes dust contaminated by human body or goods by blowing air, so as to reduce or prevent the dust from entering the clean room. The existing dust removal chamber. The door of its front and back both sides is the electron interlocking relation, and after the pedestrian got into the clean room and closed front and back door, the clean room just begins work, and this in-process probably causes consuming of the energy to current clean room does not have the dust removal function of sole, is difficult to satisfy dust removal effect. In addition, the existing dust removal chamber does not have the automatic human body detection function, so that the intelligent capability is not provided.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in, to prior art not enough, provide one kind and help reducing the energy consumption, have human automatic detection function simultaneously, and then automatic control dust removal operating condition's dust removal access structure based on infrared detection.

In order to solve the technical problem, the utility model adopts the following technical scheme.

A dust removal channel structure based on infrared detection comprises a dust removal chamber main body and a main controller, wherein the dust removal chamber main body is composed of a first dust removal chamber, a second dust removal chamber and a third dust removal chamber, a plurality of air nozzles are arranged on the left side and the right side of the first dust removal chamber, a sole dust removal mechanism is arranged at the bottom end of the first dust removal chamber, the upper surface of the sole dust removal mechanism is formed by laying a coarse grain wiping plate and a bottom dust removal opening at intervals, a negative pressure exhaust fan is arranged at the lower end of the sole dust removal mechanism, an infrared induction device is arranged on the top surface of the first dust removal chamber, the structures of the second dust removal chamber and the third dust removal chamber are the same as the structure of the first dust removal chamber, a high-pressure blower is arranged in the dust removal chamber main body, and the high-pressure blower; the infrared sensing device comprises a pyroelectric infrared sensor, a swing rod capable of swinging in a reciprocating mode within a preset angle, a swing rod electromagnet and an elastic assembly, the pyroelectric infrared sensor is fixed to one end of the swing rod, the other end of the swing rod is located between the swing rod electromagnet and the elastic assembly, and the swing rod abuts against the driving end of the swing rod electromagnet and the driving end of the elastic assembly respectively; the main controller is used for controlling the oscillating bar electromagnet to swing in a reciprocating mode, receiving an electric signal collected by the pyroelectric infrared sensor, and controlling the air nozzle and the bottom dust removal port in the corresponding position to be opened when the pyroelectric infrared sensor senses a human body.

Preferably, the gas nozzle faces obliquely downwards, and the included angle between the plane of the gas nozzle and the horizontal plane is 60-45 degrees.

Preferably, the surface of the coarse scrubbing plate is provided with rubber particles.

Preferably, the mesh diameter of the bottom dust removal port is 0.5cm-1 cm.

Preferably, a bearing shaft penetrates through the swing rod and the swing rod is rotatably connected with the bearing shaft.

The utility model discloses a dust removal channel structure based on infrared detection, it divide into first clean room, second clean room and third clean room with the clean room main part, and the top surface of every clean room all is equipped with infrared sensing device, therefore the pedestrian can be in the clean room main part need not to wait for when directly walking, when every infrared sensing device senses the pedestrian, the clean room that corresponds just works, other clean rooms stop work, thereby very big reduction energy consumption, and can effectually get rid of the sole dust through setting up sole dust removal mechanism, in addition, the utility model discloses an infrared sensing device that the oscillating detected has human automatic detection function, and then automatic control dust removal operating condition.

Drawings

Fig. 1 is an overall schematic view of a dust removal chamber body.

FIG. 2 is a view showing an inlet structure of a dust chamber main body.

Fig. 3 is a schematic side view of the infrared sensor.

Fig. 4 is a schematic view of the connection relationship between the swing link and the bearing shaft.

Fig. 5 is a bottom view of the infrared sensing device.

Fig. 6 is a circuit block diagram of the present invention.

Fig. 7 is a schematic diagram of an infrared detection circuit in a preferred embodiment of the present invention.

Detailed Description

The present invention will be described in more detail with reference to the accompanying drawings and examples.

Referring to fig. 1 to 7, the present invention discloses a dust removal channel structure based on infrared detection, please refer to fig. 1 and 2, including a dust chamber main body 100 and a main controller 70, the dust chamber main body 100 is composed of a first dust chamber 108, a second dust chamber 109 and a third dust chamber 110, a plurality of air nozzles 102 are disposed on the left and right sides of the first dust chamber 108, a sole dust removing mechanism 107 is disposed at the bottom end of the first dust chamber 108, the upper surface of the sole dust removing mechanism 107 is formed by laying a coarse grain wiping plate 104 and a bottom dust removing port 103 at intervals, a negative pressure exhaust fan 112 is disposed at the lower end of the sole dust removing mechanism 107, an infrared sensing device 101 is disposed on the top surface of the first dust chamber 108, the structures of the second dust chamber 109 and the third dust chamber 110 are the same as the structure of the first dust chamber 108, a high pressure blower 111 is disposed in the dust chamber main body 100, the high-pressure blower 111 is communicated with the air nozzle 102, the air nozzle 102 comprises a first electromagnetic valve 72 for controlling the opening and closing state of the air nozzle 102, the bottom dust removal port 103 comprises a second electromagnetic valve 73 for controlling the opening and closing state of the bottom dust removal port 103, the air nozzle 102 faces obliquely downwards, the included angle between the plane where the air nozzle 102 is located and the horizontal plane is 60-45 degrees, dense rubber particles are arranged on the surface of the coarse-grain friction plate 104, and the mesh diameter of the bottom dust removal port 103 is 0.5-1 cm.

Referring to fig. 3 to 6, the infrared sensing device 101 includes a pyroelectric infrared sensor 1, a swing link 2 capable of oscillating within a preset angle, a swing link electromagnet 3, and an elastic component 4, the pyroelectric infrared sensor 1 is fixed to one end of the swing link 2, the other end of the swing link 2 is located between the swing link electromagnet 3 and the elastic component 4, and the swing link 2 abuts against a driving end of the swing link electromagnet 3 and a driving end of the elastic component 4, respectively. The swing rod electromagnet 3 is controlled by the main controller 70 through the relay 71 to act, when the swing rod electromagnet 3 is powered on, the power output end of the swing rod electromagnet pushes the swing rod 2 to swing leftwards, meanwhile, the elastic component 4 is elastically compressed to store energy, when the swing rod electromagnet 3 is powered off, the power output end of the swing rod electromagnet resets, meanwhile, the elastic component 4 releases kinetic energy, and the swing rod 2 is elastically pushed to reset. Through the control of going up electricity repeatedly to pendulum rod electro-magnet 3, the energy storage of cooperation elastic component 4, the release energy for pendulum rod 2 drives the reciprocal swing of pyroelectric infrared sensor 1, and this pyroelectric infrared sensor 1 can the human infrared ray of induction removal, especially to static human, wobbling pyroelectric infrared sensor 1 produces relative movement with the human body, thereby has realized the detection to static human infrared ray, and in addition, wobbling pyroelectric infrared sensor 1 has still enlarged the infrared ray detection region, thereby has improved infrared ray detection ability.

Regarding the swing process of the swing rod 2, a bearing shaft 20 penetrates through the swing rod 2 and is connected with the swing rod 2 in a rotating mode, the swing rod 2 swings back and forth in a preset angle around the bearing shaft 20, a through hole (not marked) can be formed in the swing rod 2, and the bearing shaft 20 can penetrate through the through hole to achieve relative rotation with the swing rod 2. The bearing shaft 20 can be fixed to the housing of the infrared sensor device.

The elastic component 4 includes a push rod 40 and a return spring 41 sleeved on the push rod 40 and driving the push rod 40 to elastically slide, and one end of the push rod 40 is a power output end of the elastic component 4. As described above, the end of the push lever 40 is disposed opposite to the driving end of the swing lever electromagnet 3 so that both output power in opposite directions.

The main controller 70 is used for controlling the oscillating bar electromagnet 3 to oscillate back and forth, receiving the electric signal collected by the pyroelectric infrared sensor 1, and controlling the corresponding positions of the air nozzle 102 and the bottom dust removal port 103 to be opened when the pyroelectric infrared sensor 1 senses a human body.

The working principle of the utility model is as follows: during the use, high-pressure hair-dryer 111 work, can prevent that the dust from getting into the clean room, when the pedestrian just got into clean room main part 100, just give main control unit 70 with the signal after infrared induction device 101 of first clean room main part 108 upper end sensed the pedestrian this moment, main control unit 70 controls jet head 102 and sole and goes dirt mechanism 107 work, when the pedestrian is sensed by infrared induction device 101 of second clean room 109 upper end, jet head 102 work in the second clean room 109, the jet head in the first clean room 108 is closed, in proper order, the theory of operation of third clean room 110 is the same as above.

Referring to fig. 6 and 7, in order to realize the acquisition and conversion of the infrared signals, the main controller may include an infrared signal detection circuit shown in fig. 7, where the infrared detection circuit is configured to obtain a high-level signal at each OUTPUT terminal when the pyroelectric infrared sensor 1 senses the relatively moving infrared signal and the generated voltage reaches an upper limit or a lower limit, so that the main controller acquires the infrared signal within the detection range.

The utility model discloses a dust removal channel structure based on infrared detection, through divide into first clean room, second clean room and third clean room with the clean room main part, and the top surface of every clean room all is equipped with infrared sensing device, therefore the pedestrian can directly walk in the clean room main part and need not to wait for, when every infrared sensing device senses the pedestrian, the clean room that corresponds is just worked, other clean rooms stop work, thereby very big reduction energy consumption, and can effectually get rid of the sole dust through setting up sole dust removal mechanism.

The above embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention, and all modifications, equivalent replacements or improvements made within the technical scope of the present invention should be included in the scope protected by the present invention.

Claims

1. A dedusting channel structure based on infrared detection is characterized by comprising a dedusting chamber main body and a main controller, wherein the dedusting chamber main body is composed of a first dedusting chamber, a second dedusting chamber and a third dedusting chamber, a plurality of air nozzles are arranged on the left side and the right side of the first dedusting chamber, a sole dedusting mechanism is arranged at the bottom end of the first dedusting chamber, the upper surface of the sole dedusting mechanism is formed by laying a coarse grain wiping plate and a bottom dedusting port at intervals, a negative pressure exhaust fan is arranged at the lower end of the sole dedusting mechanism, an infrared sensing device is arranged on the top surface of the first dedusting chamber, the structures of the second dedusting chamber and the third dedusting chamber are the same as the structure of the first dedusting chamber, a high-pressure blower is arranged in the dedusting chamber main body and is communicated with the air nozzles;

the infrared sensing device comprises a pyroelectric infrared sensor, a swing rod capable of swinging in a reciprocating mode within a preset angle, a swing rod electromagnet and an elastic assembly, the pyroelectric infrared sensor is fixed to one end of the swing rod, the other end of the swing rod is located between the swing rod electromagnet and the elastic assembly, and the swing rod abuts against the driving end of the swing rod electromagnet and the driving end of the elastic assembly respectively;

the main controller is used for controlling the oscillating bar electromagnet to swing in a reciprocating mode, receiving an electric signal collected by the pyroelectric infrared sensor, and controlling the air nozzle and the bottom dust removal port in the corresponding position to be opened when the pyroelectric infrared sensor senses a human body.

2. The infrared detection-based dust removal channel structure as claimed in claim 1, wherein the gas nozzle is oriented obliquely downward, and the included angle between the plane of the gas nozzle and the horizontal plane is 60-45 degrees.

3. The infrared detection-based dust extraction duct structure of claim 1, wherein the surface of the coarse-grain wiping plate is provided with rubber particles.

4. The infrared detection-based dust removal channel structure as claimed in claim 1, wherein the mesh diameter of the bottom dust removal port is 0.5cm-1 cm.

5. The infrared detection-based dust removal channel structure as claimed in claim 1, wherein a bearing shaft is arranged on the swing rod in a penetrating manner and is rotatably connected with the swing rod.